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5000205490 = 257219537079
BaseRepresentation
bin1001010100000100…
…10001010010110010
3110220110202202102221
410222002101102302
540220023033430
62144055431254
7234624021400
oct45202212262
913813682387
105000205490
112136538435
12b7668552a
13618c01297
14356116470
151e3e9757a
hex12a0914b2

5000205490 has 48 divisors (see below), whose sum is σ = 11020881600. Its totient is φ = 1624123872.

The previous prime is 5000205479. The next prime is 5000205503. The reversal of 5000205490 is 945020005.

It is a super-2 number, since 2×50002054902 = 50004109884452280200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 259230 + ... + 277849.

It is an arithmetic number, because the mean of its divisors is an integer number (229601700).

Almost surely, 25000205490 is an apocalyptic number.

5000205490 is an abundant number, since it is smaller than the sum of its proper divisors (6020676110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5000205490 is a wasteful number, since it uses less digits than its factorization.

5000205490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537119 (or 537112 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5000205490 is about 70712.1311374505. The cubic root of 5000205490 is about 1709.9993718863. Note that the first 3 decimals are identical.

Adding to 5000205490 its reverse (945020005), we get a palindrome (5945225495).

The spelling of 5000205490 in words is "five billion, two hundred five thousand, four hundred ninety".

Divisors: 1 2 5 7 10 14 19 35 38 49 70 95 98 133 190 245 266 490 665 931 1330 1862 4655 9310 537079 1074158 2685395 3759553 5370790 7519106 10204501 18797765 20409002 26316871 37595530 51022505 52633742 71431507 102045010 131584355 142863014 263168710 357157535 500020549 714315070 1000041098 2500102745 5000205490